Re: [Configobj-develop] Single Element Lists

[Michael F. <fuz...@vo...>]

On 29 Aug 2014, at 23:57, Sumit's Mailing Lists <li...@ba...> wrote:

> I must have midread my logs earlier. The following does return a one
> element list, even if I have trailing whitespace:
> 
>  value = foo,
> 
> So that works fine. Thanks. :) The only other question I had was I
> didn't see anything in the docs for optional arguments. I realize I can
> use the following to set a default:
> 
>   name = string(default='')
> 
> And I can just check for the empty string, but this doesn't really work
> with other types:
> 
>  minRange = integer(default=?)

I'm pretty sure that most of the spec types will take None as a default - so you can tell if the value was missing.

All the best,

Michael

> 
> I can't really use -1 because that's a valid range and there are some
> sections where this is totally optional and needs to be treated
> differently if it's not set.
> 
> Is there a way to make some arguments optional, but still assign them a
> type if they're present?
> 
> Sumit
> 
> 
> On 30/08/14 00:59, Michael Foord wrote:
>> On 29 Aug 2014, at 09:46, Sumit's Mailing Lists <li...@ba...> wrote:
>> 
>>> Hey there,
>>> 
>>> I'm using ConfigObj for a project and am trying to get it to accept
>>> single element lists. I've run into a some issues which I documented on
>>> this Stackoverflow Questions:
>>> 
>>> http://stackoverflow.com/questions/25561597/configobj-and-single-element-lists
>>> 
>>> Is what I'm trying to do possibly with the current version of ConfigObj?
>> The correct syntax for a single element list is:
>> 
>> value = foo,
>> 
>> A trailing comma, no brackets or braces. The value you get back with two elements including an empty string is probably a bug though.
>> 
>> All the best,
>> 
>> Michael Foord
>> 
>>> Sumit
>>> 
>>> 
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>> 
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>> 
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>> 
>> 
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> 
> 
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May you do good and not evil
May you find forgiveness for yourself and forgive others
May you share freely, never taking more than you give.
-- the sqlite blessing 
http://www.sqlite.org/different.html